Herbert, please comment on bug 104630 [https://bugs.launchpad.net/ubuntu/+source/mplayer/+bug/104630] - this bug is still a duplicate. As discussed in the proper bug, the reason mplayer works on your G4 is the package is compiled for G4, with instructions that don't work on G3. To reiterate, this bug is still a duplicate.
Herbert, please comment on bug 104630 [https:/ /bugs.launchpad .net/ubuntu/ +source/ mplayer/ +bug/104630] - this bug is still a duplicate. As discussed in the proper bug, the reason mplayer works on your G4 is the package is compiled for G4, with instructions that don't work on G3. To reiterate, this bug is still a duplicate.